Home / 30,652.99-45,915.69-19,504.45

Finding the Fourth Proportional to 30,652.99, 45,915.69 and 19,504.45

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Solution

The fourth proportional to 30,652.99, 45,915.69 and 19,504.45 is: 29,216.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,652.99 : 45,915.69 = 19,504.45 : x
  2. Step 2: Convert to fraction form
    30,652.99/45,915.69 = 19,504.45/x
  3. Step 3: Cross multiply
    30,652.99x = 45,915.69 × 19,504.45
  4. Step 4: Simplify right side
    30,652.99x = 895,560,279.82
  5. Step 5: Solve for x
    x = 895,560,279.82/30,652.99
  6. Step 6: Final answer
    x = 29,216.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.